1  /*
 2   * Copyright 2015 Con Kolivas <kernel@kolivas.org>
 3   * Copyright 2014 Zvi (Zvisha) Shteingart - Spondoolies-tech.com
 4   *
 5   * This program is free software; you can redistribute it and/or modify it
 6   * under the terms of the GNU General Public License as published by the Free
 7   * Software Foundation; either version 3 of the License, or (at your option)
 8   * any later version.  See COPYING for more details.
 9   *
10   * Note that changing this SW will void your miners guaranty
11   */
12  
13  
14  #ifndef ____MINERGATE_LIB30_H___
15  #define ____MINERGATE_LIB30_H___
16  
17  #include "config.h"
18  
19  #include <stdio.h>
20  #include <stdlib.h>
21  #include <getopt.h>
22  #include <fcntl.h>
23  #include <sys/ioctl.h>
24  #include <linux/types.h>
25  #include <linux/spi/spidev.h>
26  #include <netinet/in.h>
27  
28  #include "miner.h"
29  #include "util.h"
30  
31  #define MINERGATE_PROTOCOL_VERSION_SP30 30
32  #define MINERGATE_SOCKET_FILE_SP30 "/tmp/connection_pipe_sp30"
33  
34  typedef enum {
35    MINERGATE_DATA_ID_DO_JOB_REQ_SP30 = 5,
36    MINERGATE_DATA_ID_DO_JOB_RSP_SP30 = 6,
37  } MINERGATE_DATA_ID_SP30;
38  
39  typedef struct {
40    uint32_t work_id_in_sw;
41    uint32_t difficulty;
42    uint32_t timestamp;
43    uint32_t mrkle_root;
44    uint32_t midstate[8];
45    uint8_t leading_zeroes;
46    uint8_t ntime_limit; // max ntime - should be 60
47    uint8_t resr2;
48    uint8_t resr1;
49  } minergate_do_job_req_sp30;
50  
51  #define MAX_REQUESTS_SP30 30
52  #define MAX_RESPONDS_SP30 60
53  #define MINERGATE_ADAPTER_QUEUE_SP30 40
54  
55  typedef struct {
56    uint32_t work_id_in_sw;
57    uint32_t mrkle_root; // to validate
58    uint32_t winner_nonce;  
59    uint8_t  ntime_offset;
60    uint8_t res; // 0 = done, 1 = overflow, 2 = dropped bist
61    uint8_t job_complete; 
62    uint8_t resrv2; 
63  } minergate_do_job_rsp_sp30;
64  
65  typedef struct {
66    uint8_t requester_id;
67    uint8_t request_id;
68    uint8_t protocol_version;
69  	uint8_t mask; // 0x01 = first request, 0x2 = drop old work
70    uint16_t magic;   // 0xcaf4
71    uint16_t req_count;
72    minergate_do_job_req_sp30 req[MAX_REQUESTS_SP30]; // array of requests
73  } minergate_req_packet_sp30;
74  
75  typedef struct {
76    uint8_t requester_id;
77    uint8_t request_id;
78    uint8_t protocol_version;
79    uint8_t gh_div_50_rate;
80    uint16_t magic;   // 0xcaf4
81    uint16_t rsp_count;
82    minergate_do_job_rsp_sp30 rsp[MAX_RESPONDS_SP30]; // array of responces
83  } minergate_rsp_packet_sp30;
84  
85  minergate_req_packet_sp30* allocate_minergate_packet_req_sp30(uint8_t requester_id,uint8_t request_id);
86  minergate_rsp_packet_sp30* allocate_minergate_packet_rsp_sp30(uint8_t requester_id,uint8_t request_id);
87  
88  #endif